Quarterly report [Sections 13 or 15(d)]

Derivative Instruments and Hedging Activities - Effect of Cash Flow Hedging Relationships on Condensed Consolidated Statements of Income (Loss) (Detail)

v3.26.1
Derivative Instruments and Hedging Activities - Effect of Cash Flow Hedging Relationships on Condensed Consolidated Statements of Income (Loss) (Detail) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Derivative Instruments Gain Loss [Line Items]        
Cost of sales [1] $ 296.3 $ 276.9 $ 587.4 $ 542.1
General and administrative expenses 436.2 408.5 867.6 808.8
Foreign Exchange Currency Contracts Relating To Inventory Hedges [Member] | Cost of sales [Member]        
Derivative Instruments Gain Loss [Line Items]        
Amount of (loss) gain reclassified from accumulated other comprehensive loss to income (2.1) 3.0 (2.9) 6.9
Amount of (loss) gain excluded from assessment of effectiveness recognized in income (1.4) (1.5) (2.6) (2.4)
Foreign Exchange Currency Contracts Relating To Inventory Hedges [Member] | General and Administrative Expenses [Member]        
Derivative Instruments Gain Loss [Line Items]        
Amount of (loss) gain reclassified from accumulated other comprehensive loss to income 0.0 0.0 0.0 0.0
Amount of (loss) gain excluded from assessment of effectiveness recognized in income 0.0 0.0 0.0 0.0
Foreign Exchange Currency Contracts Relating To Intercompany Management Fee Hedges [Member] | Cost of sales [Member]        
Derivative Instruments Gain Loss [Line Items]        
Amount of (loss) gain reclassified from accumulated other comprehensive loss to income 0.0 0.0 0.0 0.0
Amount of (loss) gain excluded from assessment of effectiveness recognized in income 0.0 0.0 0.0 0.0
Foreign Exchange Currency Contracts Relating To Intercompany Management Fee Hedges [Member] | General and Administrative Expenses [Member]        
Derivative Instruments Gain Loss [Line Items]        
Amount of (loss) gain reclassified from accumulated other comprehensive loss to income 0.0 (0.3) (0.2) (0.1)
Amount of (loss) gain excluded from assessment of effectiveness recognized in income $ 0.0 $ 0.2 $ 0.0 $ 0.2
[1] The significant expense categories and amounts align with the segment-level information that is regularly provided to the CODM.